Lines Matching refs:atr
156 int atr = i2c_smbus_read_byte_data(client, ISL1208_REG_ATR);
158 if (atr < 0)
172 atr &= 0x3f; /* mask out lsb */
173 atr ^= 1<<5; /* invert 6th bit */
174 atr += 2*9; /* add offset of 4.5pF; unit[atr] = 0.25pF */
176 return atr;
219 int sr, dtr, atr, usr;
243 atr = isl1208_i2c_get_atr(client);
244 if (atr >= 0)
246 atr>>2, (atr&0x3)*25);
407 int atr;
409 atr = isl1208_i2c_get_atr(to_i2c_client(dev));
410 if (atr < 0)
411 return atr;
413 return sprintf(buf, "%d.%.2d pF\n", atr>>2, (atr&0x3)*25);